Add more of the server-side plumbing for extension APIs. Also

chrome/common/render_messages_internal.h

 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This header is meant to be included in multiple passes, hence no traditional
 // header guard.
 // See ipc_message_macros.h for explanation of the macros and passes.
 
 #include <string>
 #include <vector>
@@ skipping 512 matching lines @@
   IPC_MESSAGE_ROUTED2(ViewMsg_ExtensionResponse,
                       int /* callback id */,
                       std::string /* response */)
 
   // Relay a message sent from a renderer to an extension process.  channel_id
   // is a handle that can be used for sending a response.
   IPC_MESSAGE_ROUTED2(ViewMsg_HandleExtensionMessage,
                       std::string /* message */,
                       int /* channel_id */)
 
+  // Tell the renderer process all known extension function names.
+  IPC_MESSAGE_CONTROL1(ViewMsg_Extension_SetFunctionNames,
+                       std::vector<std::string>)
+
   // Changes the text direction of a selected input field.
   // * direction (int)
   //   Represents the new text direction.
   //   Its possible values are listed below:
   //     Value                      New Text Direction
   //     WEB_TEXT_DIRECTION_DEFAULT NaturalWritingDirection ("inherit")
   //     WEB_TEXT_DIRECTION_LTR     LeftToRightWritingDirection ("rtl")
   //     WEB_TEXT_DIRECTION_RTL     RightToLeftWritingDirection ("ltr")
   IPC_MESSAGE_ROUTED1(ViewMsg_SetTextDirection,
                       int /* direction */)
@@ skipping 722 matching lines @@
   IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_OpenChannelToExtension,
                               std::string /* extension_id */,
                               int /* channel_id */)
 
   // Send a message to an extension process.  The handle is the value returned
   // by ViewHostMsg_OpenChannelToExtension.
   IPC_MESSAGE_CONTROL2(ViewHostMsg_ExtensionPostMessage,
                        int /* channel_id */,
                        std::string /* message */)
 IPC_END_MESSAGES(ViewHost)